预测周长
几何画板及绘图内容加载中,请稍等……
这个范例通过给定的点和线段,预测多边形的周长。涉及的核心数学概念包括多边形、向量和函数。通过使用GeoGebra命令如Line、Point、Segment等,可以构造出多边形并计算其周长。适合初中及以上学生学习几何作图和周长计算。
GeoGebra 命令及参数
Line(A, B) → fPoint(Circle[C, 2]) → DSegment(C, D) → gPoint(Circle[D, 2]) → ESegment(D, E) → hPoint(Circle[E, 2]) → FSegment(E, F) → iPoint(Circle[F, 2]) → GSegment(F, G) → jPoint(Circle[H, 1]) → ISegment(H, I) → kPoint(Circle[I, 1]) → JSegment(I, J) → lPoint(Circle[J, 1]) → KSegment(J, K) → mPoint(Circle[K, 1]) → LSegment(K, L) → nPoint(Circle[L, 1]) → MSegment(L, M) → pPoint(Circle[M, 1]) → NSegment(M, N) → qPoint(Circle[N, 1]) → OSegment(N, O) → rPoint(Circle[O, 1]) → PSegment(O, P) → sPoint(Circle[Q, 1.5]) → RSegment(Q, R) → tPoint(Circle[R, 1.5]) → SSegment(R, S) → aPoint(Circle[S, 1.5]) → TSegment(S, T) → bPoint(Circle[T, 1.5]) → USegment(T, U) → cPoint(Circle[U, 1.5]) → VSegment(U, V) → dPoint(Circle[V, 1.5]) → WSegment(V, W) → e